Yankee cylinder for paper producing machine

摘要

The steel-made Yankee cylinder includes a cylindrical shell (11) joined to two ends (13;15), to which are fixed respective support journals (3). The cylindrical shell (11) is joined to the ends through a plurality of screws (63) substantially parallel to the axis (A-A) of the cylindrical shell (11). On the internal surface of each end (13, 15) is welded a ring (61) forming an internal support for the respective end of the cylindrical shell surrounding said ring, at least part of the flexural stress on said cylindrical shell being released on said ring.